EP4067920A4 - Apparatus for measuring battery cell capacity and method for measuring battery cell capacity - Google Patents

Apparatus for measuring battery cell capacity and method for measuring battery cell capacity Download PDF

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Publication number
EP4067920A4
EP4067920A4 EP21845487.4A EP21845487A EP4067920A4 EP 4067920 A4 EP4067920 A4 EP 4067920A4 EP 21845487 A EP21845487 A EP 21845487A EP 4067920 A4 EP4067920 A4 EP 4067920A4
Authority
EP
European Patent Office
Prior art keywords
battery cell
cell capacity
measuring battery
measuring
capacity
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP21845487.4A
Other languages
German (de)
French (fr)
Other versions
EP4067920A1 (en
Inventor
Young Min Kim
Cheol Taek Kim
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LG Energy Solution Ltd
Original Assignee
LG Energy Solution Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by LG Energy Solution Ltd filed Critical LG Energy Solution Ltd
Publication of EP4067920A1 publication Critical patent/EP4067920A1/en
Publication of EP4067920A4 publication Critical patent/EP4067920A4/en
Pending legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/374Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC] with means for correcting the measurement for temperature or ageing
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/3644Constructional arrangements
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/382Arrangements for monitoring battery or accumulator variables, e.g. SoC
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/385Arrangements for measuring battery or accumulator variables
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/385Arrangements for measuring battery or accumulator variables
    • G01R31/3865Arrangements for measuring battery or accumulator variables related to manufacture, e.g. testing after manufacture
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/396Acquisition or processing of data for testing or for monitoring individual cells or groups of cells within a battery
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/42Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/42Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/4285Testing apparatus
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/42Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/42Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • H01M10/486Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring temperature
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/65Means for temperature control structurally associated with the cells
    • H01M10/657Means for temperature control structurally associated with the cells by electric or electromagnetic means
    • H01M10/6572Peltier elements or thermoelectric devices
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0047Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
    • H02J7/0048Detection of remaining charge capacity or state of charge [SOC]
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10NELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N10/00Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects
    • H10N10/01Manufacture or treatment
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10NELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N10/00Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects
    • H10N10/80Constructional details
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Electromagnetism (AREA)
  • Secondary Cells (AREA)
EP21845487.4A 2020-07-21 2021-07-07 Apparatus for measuring battery cell capacity and method for measuring battery cell capacity Pending EP4067920A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020200090055A KR20220011319A (en) 2020-07-21 2020-07-21 Apparatus for measuring the capacity of a battery cell and a method for measuring the capacity of a battery cell
PCT/KR2021/008617 WO2022019532A1 (en) 2020-07-21 2021-07-07 Apparatus for measuring battery cell capacity and method for measuring battery cell capacity

Publications (2)

Publication Number Publication Date
EP4067920A1 EP4067920A1 (en) 2022-10-05
EP4067920A4 true EP4067920A4 (en) 2023-10-11

Family

ID=79729256

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21845487.4A Pending EP4067920A4 (en) 2020-07-21 2021-07-07 Apparatus for measuring battery cell capacity and method for measuring battery cell capacity

Country Status (5)

Country Link
US (1) US20230073815A1 (en)
EP (1) EP4067920A4 (en)
KR (1) KR20220011319A (en)
CN (1) CN114930178A (en)
WO (1) WO2022019532A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20230125553A (en) * 2022-02-21 2023-08-29 주식회사 엘지에너지솔루션 Battery cell pressing device and battery cell charging and discharging device including the same
DE102022114024A1 (en) 2022-06-02 2023-12-07 Bayerische Motoren Werke Aktiengesellschaft Experimental device and method for detecting a measured variable of a battery cell

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008042135A1 (en) * 2008-09-16 2010-03-18 Robert Bosch Gmbh battery test
US20100243346A1 (en) * 2009-03-27 2010-09-30 Gm Global Technology Operations, Inc. Battery pack for a vehicle
KR101974945B1 (en) * 2017-11-23 2019-05-03 (주)에어로매스터 Apparatus for voltage characteristic test of aircraft device
US20200150061A1 (en) * 2017-09-21 2020-05-14 Helmholtz-Zentrum Geesthacht Zentrum für Material- und Küstenforschung GmbH Device For Clamping And Controlling The Temperature Of Planar Samples For X-Ray Diffractometry

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5343465B2 (en) * 2008-09-11 2013-11-13 マツダ株式会社 Power storage device
KR101639210B1 (en) * 2014-06-09 2016-07-13 주식회사 엘지화학 Secondary battery inspection device
KR102227308B1 (en) 2017-05-02 2021-03-15 주식회사 엘지화학 Charging and discharging device and method of battery cell
KR20200042044A (en) * 2018-10-12 2020-04-23 (주)비엔피시스템 Apparatus for monintoring and discharging of battery using thermoelectric element
KR20200090055A (en) 2019-01-18 2020-07-28 엘지전자 주식회사 Apparatus for collecting beauty information, and system for providing beauty care service including the same
KR20210152238A (en) * 2020-06-08 2021-12-15 주식회사 엘지에너지솔루션 Battery Pack With Multi-Layered Battery Modules

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008042135A1 (en) * 2008-09-16 2010-03-18 Robert Bosch Gmbh battery test
US20100243346A1 (en) * 2009-03-27 2010-09-30 Gm Global Technology Operations, Inc. Battery pack for a vehicle
US20200150061A1 (en) * 2017-09-21 2020-05-14 Helmholtz-Zentrum Geesthacht Zentrum für Material- und Küstenforschung GmbH Device For Clamping And Controlling The Temperature Of Planar Samples For X-Ray Diffractometry
KR101974945B1 (en) * 2017-11-23 2019-05-03 (주)에어로매스터 Apparatus for voltage characteristic test of aircraft device

Also Published As

Publication number Publication date
EP4067920A1 (en) 2022-10-05
KR20220011319A (en) 2022-01-28
US20230073815A1 (en) 2023-03-09
WO2022019532A1 (en) 2022-01-27
CN114930178A (en) 2022-08-19

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